/**!
 * @Author: zx·H 
 * @Date: 2018-04-12 10:49:56 
 * @Last Modified by: zx·H
 * @Last Modified time: 2018-04-12 14:26:41
 */

let [a,b,c] = [1,2,3];

let add = (a,b) => a + b;

console.log(add(30,45))
    

let util = () => {
    let e = event || window.event;
    let a = e.target.value;
}

